CHL8112A

PRODUCT BRIEF PRELIMINARY CHL8112A/B DIGITAL MULTI-PHASE BUCK CONTROLLER FEATURES 5-phase dual output PWM Controller Phases are flexibly assigned between Loops 1 & 2 AMD® SVI/G34 & Memory MPoL modes Dual OCP support for I-spike enhanced AMD CPUs SMB_Alert Pin for Servers PMBus Address pin or Variable Gate Drive (CHL8112A) 2nd Temperature Sense (CHL8112B) Overclocking & Gaming Mode with Vmax setting Switching frequency from 200kHz to 1.2MHz per phase CHiL Efficiency Shaping Features including Variable Gate Drive (CHL8112A only), Dynamic Phase Control Programmable 1-phase or 2-phase for Light Loads and Active Diode Emulation for Very Light Loads CHiL Adaptive Transient Algorithm (ATA) on both loops minimizes output bulk capacitors and system cost Designed for use with coupled inductors Auto-Phase Detection with auto-compensation Per-Loop Fault Protection: OVP, UVP, OCP, OTP, CFP I2C/SMBus/PMBus system interface for telemetry of Temperature, Voltage, Current & Power for both loops Non...